/*

 * This file is part of libbluray

 * Copyright (C) 2009-2010  John Stebbins

 *

 * This library is free software; you can redistribute it and/or

 * modify it under the terms of the GNU Lesser General Public

 * License as published by the Free Software Foundation; either

 * version 2.1 of the License, or (at your option) any later version.

 *

 * This library is distributed in the hope that it will be useful,

 * but WITHOUT ANY WARRANTY; without even the implied warranty of

 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU

 * Lesser General Public License for more details.

 *

 * You should have received a copy of the GNU Lesser General Public

 * License along with this library. If not, see

 * <http://www.gnu.org/licenses/>.

 */

#if !defined(_NAVIGATION_H_)

#define _NAVIGATION_H_

#include "util/attributes.h"

#include "mpls_data.h"

#include "clpi_data.h"

struct bd_disc;

#define CONNECT_NON_SEAMLESS 0

#define CONNECT_SEAMLESS 1

#define TITLES_ALL              0

#define TITLES_FILTER_DUP_TITLE 0x01

#define TITLES_FILTER_DUP_CLIP  0x02

#define TITLES_RELEVANT         (TITLES_FILTER_DUP_TITLE | TITLES_FILTER_DUP_CLIP)

typedef struct nav_title_s NAV_TITLE;

typedef struct nav_mark_s NAV_MARK;

struct nav_mark_s

{

    int      number;

    int      mark_type;

    unsigned clip_ref;

    uint32_t clip_pkt;

    uint32_t clip_time;

    // Title relative metrics

    uint32_t title_pkt;

    uint32_t title_time;

    uint32_t duration;

};

typedef struct nav_mark_list_s NAV_MARK_LIST;

struct nav_mark_list_s

{

    unsigned  count;

    NAV_MARK *mark;

};

typedef struct nav_clip_s NAV_CLIP;

struct nav_clip_s

{

    char     name[11];

    uint32_t clip_id;

    unsigned ref;

    uint32_t start_pkt;

    uint32_t end_pkt;

    uint8_t  connection;

    uint8_t  angle;

    uint32_t duration;

    uint32_t in_time;

    uint32_t out_time;

    // Title relative metrics

    uint32_t title_pkt;

    uint32_t title_time;

    NAV_TITLE *title;

    CLPI_CL  *cl;

    uint32_t stc_spn;  /* start packet of clip STC sequence */

};

typedef struct nav_clip_list_s NAV_CLIP_LIST;

struct nav_clip_list_s

{

    unsigned count;

    NAV_CLIP *clip;

};

typedef struct nav_sub_path_s NAV_SUB_PATH;

struct nav_sub_path_s

{

    uint8_t       type;

    NAV_CLIP_LIST clip_list;

};

struct nav_title_s {

    struct bd_disc *disc;

    char          name[11];

    uint8_t       angle_count;

    uint8_t       angle;

    NAV_CLIP_LIST clip_list;

    NAV_MARK_LIST chap_list;

    NAV_MARK_LIST mark_list;

    unsigned      sub_path_count;

    NAV_SUB_PATH  *sub_path;

    uint32_t      packets;

    uint32_t      duration;

    MPLS_PL       *pl;

};

typedef struct nav_title_info_s NAV_TITLE_INFO;

struct nav_title_info_s

{

    char            name[11];

    uint32_t        mpls_id;

    uint32_t        duration;

    unsigned        ref;

};

typedef struct nav_title_list_s NAV_TITLE_LIST;

struct nav_title_list_s

{

    unsigned int     count;

    NAV_TITLE_INFO  *title_info;

    unsigned int     main_title_idx;

};

BD_PRIVATE uint8_t nav_lookup_aspect(NAV_CLIP *clip, int pid);

BD_PRIVATE NAV_TITLE* nav_title_open(struct bd_disc *disc, const char *playlist, unsigned angle) BD_ATTR_MALLOC;

BD_PRIVATE void nav_title_close(NAV_TITLE **title);

BD_PRIVATE NAV_CLIP* nav_next_clip(NAV_TITLE *title, NAV_CLIP *clip);

BD_PRIVATE NAV_CLIP* nav_packet_search(NAV_TITLE *title, uint32_t pkt, uint32_t *clip_pkt,

                                       uint32_t *out_pkt, uint32_t *out_time);

BD_PRIVATE void nav_clip_packet_search(NAV_CLIP *clip, uint32_t pkt, uint32_t *clip_pkt, uint32_t *clip_time);

BD_PRIVATE NAV_CLIP* nav_time_search(NAV_TITLE *title, uint32_t tick, uint32_t *clip_pkt, uint32_t *out_pkt);

BD_PRIVATE void nav_clip_time_search(NAV_CLIP *clip, uint32_t tick, uint32_t *clip_pkt, uint32_t *out_pkt);

BD_PRIVATE NAV_CLIP* nav_chapter_search(NAV_TITLE *title, unsigned chapter, uint32_t *clip_pkt, uint32_t *out_pkt);

BD_PRIVATE uint32_t nav_chapter_get_current(NAV_TITLE *title, uint32_t title_pkt);

BD_PRIVATE NAV_CLIP* nav_mark_search(NAV_TITLE *title, unsigned mark, uint32_t *clip_pkt, uint32_t *out_pkt);

BD_PRIVATE uint32_t nav_angle_change_search(NAV_CLIP *clip, uint32_t pkt, uint32_t *time);

BD_PRIVATE NAV_CLIP* nav_set_angle(NAV_TITLE *title, NAV_CLIP *clip, unsigned angle);

BD_PRIVATE NAV_TITLE_LIST* nav_get_title_list(struct bd_disc *disc, uint32_t flags, uint32_t min_title_length) BD_ATTR_MALLOC;

BD_PRIVATE void nav_free_title_list(NAV_TITLE_LIST **title_list);

#endif // _NAVIGATION_H_